Zofran, Kytril, and Anzemet are used to control:

After assisting a patient with his epinephrine auto-injector, you note that his blood pressure has improved. You realize that this finding probably resulted from epinephrine's ability to:

a. relax the smooth muscle of blood vessels. b. constrict blood vessels. c. increase the number of circulating red blood cells. d. increase the oxygen-carrying capacity of the red blood cells.

Cataracts may be caused by all of the following, except?

A) ?diabetes mellitus. B) ?corticosteroids. C) ?brain tumors. D) ?hypertension.